FIBK reported its earnings on 2026-04-29, showcasing a revenue of 999.00M against an estimate of 246.05M, resulting in a 306.02% surprise. The EPS was 0.61, surpassing the expected 0.6 by 1.67%. The stock experienced a 3.08% price change on the earnings day and a 4.27% change over the next five days, reflecting market reactions to the results.